function HandlePageB1UploadCover(gui, operator, now, options) {
  this._gui = gui;
  this._operator = operator;
  this._now = now;
  this._options = options;
  
  this._query = DlmanageUtils.servUploadCover;
  
  this._createElements();
};

HandlePageB1UploadCover.prototype._createElements = function() {
  var smryGui = GuiSmryServ.instance();
  var smryArgs = DlmanageUtils.servSmryArgs(smryGui, this._operator);

  var manager = (this._operator.type == '{{$smarty.const.USER_TYPE_MANAGER|escape:javascript}}') ? true : false;
  var supervise = (this._operator.type == '{{$smarty.const.USER_TYPE_CUSTOMER_SERVICE|escape:javascript}}') ? 0 : 1;
  var gui = GuiProduces.instance(this._gui.customerNo, this._gui.task, this._gui.search, this._gui.updated, this._gui.pages, this._gui.tasks);
  new HandleProduces(gui, null, { operator: this._operator, now: this._now, query: this._query, smryGui: smryGui, smryArgs: smryArgs, a: this._options.a, s: supervise, manager: manager });
};